/...
import { createRoot } from 'react-dom/client'
-import App from './App.jsx'
...
import { createRoot } from 'react-dom/client'
+import { RouterProvider } from 'react-router-dom'
+import router from './router'
...
  <StrictMode>
-    <App />
...
  <StrictMode>
+    <RouterProvider router={router} />
.../
